19428291236

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2345279}}^1$

素因数の和:2345411

約数の個数: 24

約数和(自身を含む): 36117312000

約数和(自身を除く): 16689020764

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 2345279, 4690558, 9381116, 44560301, 89120602, 178241204, 255635411, 511270822, 1022541644, 4857072809, 9714145618, 19428291236]

約数ペア:

[(1, 19428291236), (2, 9714145618), (4, 4857072809), (19, 1022541644), (38, 511270822), (76, 255635411), (109, 178241204), (218, 89120602), (436, 44560301), (2071, 9381116), (4142, 4690558), (8284, 2345279)]